Juni Taisen: Zodiac War, Hardcover/Nisioisin

Twelve warriors enter a death match, but only one can survive to win the ultimate prize. Rampage. Weep. Kill. Every 12 years, the 12 signs of the Chinese zodiac take the form of warriors and engage in the ultimate battle royal. They face one another in battles to the death, using all the powers of their star signs, and the sole survivor is granted the ultimate prize--a wish. Any wish.